.top{
    width: 300px;
    display: block;
    margin: 0 auto;
}
.x{
    display: flex;
    width: 300px;
    justify-content: space-between;
    margin: 0 auto;
}
p{
    font-size: 36px;
}
.btn{
    display: flex;
    width: 300px;
    margin:30px auto;
    justify-content: space-between;
}
button{
    width: 100px;
    height: 50px;
}